Nilakash Ghosh
Paloalto Networks | Senior Security Engineer (Palo Alto TAC) | TAC | Ex- Spectra
- Role
- Senior Security Engineer at iOPEX Technologies
- Location
- Gurugram, HR, IN
- LinkedIn followers
- 500 followers
About Nilakash Ghosh
I am Nilakash basically I am from West Bengal.
Experience
Senior Security Engineer
Jun 2025 — Present
As a Paloalto Tac provide advanced L2/L3 technical support for Palo Alto Networks Next-Generation Firewalls (NGFW), Panorama, GlobalProtect, and related security solutions. Perform deep packet inspection and traffic analysis using CLI, packet captures, and log analysis. Handle high-severity (P1/P2) production-down cases and ensure SLA compliance. Work on advanced firewall features such as WildFire, URL Filtering, Threat Prevention, DNS Security, and Decryption. Troubleshoot complex issues related to Security Policies, Panorama, NAT, IPsec VPN, SSL VPN, App-ID, User-ID. Debug performance-related issues including high dataplane CPU, session drops, memory leaks, and HA failovers. Support High Availability (Active/Passive & Active/Active) deployments and troubleshoot failover scenarios. Analyze crash logs, core files, and system logs to identify root cause and coordinate with Engineering teams. Provide configuration review and best practice recommendations to enterprise customers. Contribute to Knowledge Base (KB) articles and internal technical documentation. Participate in critical incident bridges and customer escalations. Ensure high customer satisfaction (CSAT) by providing timely and effective solutions.
Education
University of Kalyani
Bachelor's degree, Bachelor Of Arts
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